Sherlock Holmes is a fictional character of the late 19th and early 20th centuries, who made his first published appearance in 1887. He was devised by Scottish author and doctor Sir Arthur Conan Doyle. A brilliant detective, Holmes is famous for his prowess at using logic and astute observation to solve cases. He is perhaps the most famous fictional detective, and indeed one of the best known and universally recognisable literary characters. Conan Doyle wrote four novels and fifty-six short-stories featuring his creation.